HL-3450CN SERVICE MANUAL
5-29
40 DP
CHECK
Each individual color Toner cartridge can be driven.
Procedure
Description of Procedures
LCD Message
1) Press the Reprint button after selecting
Screen (a) “DP CHECK”.
(a)
o
(b)
2) Using the Back or Set button, select the
desired color and then press the Reprint
button.
(b)
o
(c)
3) The selected color toner cartridge starts to
drive. If no error occurs in driving, the
message “GOOD” is displayed on the LCD,
otherwise “FAIL”.
(c)
Toner cartridge drive will automatically stop
after 60 seconds.
(c)
o
(d)
4) Press the - button to stop the DP CHECK
mode.
(d)
Press
the
- button one more time to return to
screen
(a).
(d)
o
(e)
39 FACTORY MODE
DP CHECK
40 DP CHECK
40 DP CHECK Y
GOOD
a)
b)
c)
d)
e)
Y/M/C/K
40 DP CHECK
Y/M/C/K
FACTORY MODE
DP CHECK
Summary of Contents for HL-3450CN Series
Page 15: ...HL 3450CN SERVICE MANUAL xiii 3 Rating Label For US For Europe 4 Operation Label 5 Jam Label ...
Page 17: ...HL 3450CN SERVICE MANUAL CHAPTER 1 PRODUCT OUTLINE ...
Page 27: ...HL 3450CN SERVICE MANUAL CHAPTER 2 SPECIFICATIONS ...
Page 39: ...CHAPTER 3 INSTALLATION ...
Page 54: ...HL 3450CN SERVICE MANUAL CHAPTER 4 STRUCTURE OF SYSTEM COMPONENTS ...
Page 104: ...HL 3450CN SERVICE MANUAL 4 51 Main PCB Circuit Diagram 1 8 CODE B512137CIR 1 8 LJ8907001 NAME ...
Page 106: ...HL 3450CN SERVICE MANUAL 4 53 Main PCB Circuit Diagram 3 8 CODE B512137CIR 3 8 LJ8907001 NAME ...
Page 108: ...HL 3450CN SERVICE MANUAL 4 55 Main PCB Circuit Diagram 5 8 CODE B512137CIR 5 8 LJ8907001 NAME ...
Page 110: ...HL 3450CN SERVICE MANUAL 4 57 Main PCB Circuit Diagram 7 8 CODE B512137CIR 7 8 LJ8907001 NAME ...
Page 126: ...HL 3450CN SERVICE MANUAL CHAPTER 5 CONTROL PANEL OPERATION ...
Page 173: ...HL 3450CN SERVICE MANUAL CHAPTER 6 PERIODIC MAINTENANCE ...
Page 208: ...CHAPTER 7 DISASSEMBLY RE ASSEMBLY ...
Page 264: ...HL 3450CN SERVICE MANUAL CHAPTER 8 TROUBLESHOOTING ...
Page 310: ...HL 3450CN SERVICE MANUAL 8 47 5 IMAGE FAILURE 1 2 3 4 5 6 7 8 9 a 9 b 10 11 12 13 14 ...
Page 311: ...CHAPTER 8 TROUBLESHOOTING 8 48 15 a 15 b 16 17 18 19 20 21 22 23 24 25 26 27 28 244m m 29 ...